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Hypothesis And Experimentation

Class 9 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceWhat is a feature of a good experimental question?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceA student selects only measurements that agree with the hypothesis. This is an example of what problem?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceOn which axis is the independent variable usually plotted in a graph?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceHow may a large difference in the number of plants in two groups affect the comparison?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhat is the main use of an initial observation in an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhat problem may occur in an evaporation experiment if containers of different shapes are used?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhat does reproducibility of an experiment mean?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceA student records plant height for five days. What type of variable is time?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhich instrument would measure temperature while testing its effect on germination?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasy ScienceWhich result supports rather than absolutely proves a hypothesis?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhat is the benefit of increasing the sample size in an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhat is the correct way to reduce parallax error?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceA student says that a heavy ball will fall faster than a light ball. What should be measured to test this hypothesis?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhich action improves reliability but does not necessarily improve accuracy?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhat is the benefit of recording experimental data in a table?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceIf a student compares the temperature of water kept in sunlight and shade what should be kept the same for control?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhich statement correctly distinguishes an observation from an inference?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhat should be done if a zero error is found in an instrument?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceIn an experiment the amount of water was changed and seed germination was observed. Which graph would be most useful?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium ScienceWhich is the most appropriate way to improve accuracy in an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationMedium